Not at all. Our Precision Compression Molding process creates an ultra-thin edge of just 0.1mm, allowing the product to blend smoothly with the skin and minimize visible lines under clothing. The gradual edge transition helps create a seamless, second-skin effect, making it ideal for fitted garments made from silk, satin, and other lightweight fabrics. This ultra-thin edge technology is reflected across several RuiBra products. For example, our Cat Eye Padded Silicone Stick-On Bra features a One-Piece Silicone Seamless Fit designed to blend naturally with the skin. Our Semi Adhesive Triangle Nipple Cover Nippies Silicone Lifts incorporate a contoured lift-up design and thin-edge construction to help maintain a smooth and invisible appearance under body-hugging outfits. In addition, many of our invisible bra and nipple cover collections utilize 3D Contoured Cup Designs, seamless molding technology, and skin-like silicone materials to minimize visible lines and create a natural look under delicate fabrics. Rather than relying solely on adhesion, our products are engineered to deliver a truly invisible wearing experience.